Aira weather in July

In July, Aira sees average daytime highs of 30°C and overnight lows near 25°C, with 336 mm of rain across 20 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 31°C by the end. The sky is clear or mostly clear about 18% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 06 min at the start of July to 13 h 36 min by month's end. Set against the rest of the year, July is Aira's 11th-clearest and 8th-windiest month. For the whole year in context, see Aira's year-round climate.

Daytime high
30°
2nd warmest
Overnight low
25°
11th coldest
Rainfall
336 mm
20 wet days
Daylight
13 h 54 min
5:27 AM – 7:20 PM
Cloud cover
72%
11th clearest
Wind
9 km/h
8th windiest
Solar energy
4.73 kWh/m²
Travel score
3.9
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 28°C in the first days to 31°C by the end.

A typical July day in Aira reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, July runs about 4°C warmer than June and about 1°C cooler than August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12823
22823
32823
42824
52824
62824
72924
82924
92924
102924
112924
122924
133024
143025
153025
163025
173025
183025
193025
203025
213025
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How July really feels in Aira

Once humidity and wind are folded in, July averages 26 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
26
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Aira weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan11° / 819.610.22.9
Feb13° / 1049.710.83.3
Mar16° / 15312.911.84.5
Apr20° / 12°18211.512.85.9
May24° / 16°20511.713.66.4
Jun26° / 21°51419.4144.9
Jul30° / 25°3362013.93.9
Aug31° / 25°17317.513.23.8
Sep29° / 23°19714.512.25.2
Oct24° / 17°1088.611.27.2
Nov19° / 12°1118.710.46.3
Dec14° / 877.9104.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 14% of July, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21783
31783
41981
52080
62179
72278
82377
92476
102476
112674
122773
132872
143070
152971
163169
173268
183466
193466
203664
213862
223961
234060
244159
254258
264357
274555
284555
294654
304753
314753

Chance of precipitation in July

Any precipitation

Aira gets around 336 mm of rain over 20 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 64% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
180
279
378
477
575
674
773
871
969
1068
1166
1265
1364
1463
1562
1661
1760
1860
1959
2059
2159
2259
2358
2458
2557
2657
2756
2856
2955
3054
3154

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the oppressive band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12215028
21195030
31175131
41165033
51145134
60135136
70125137
80115138
90105139
10095140
11095041
12085042
13075043
14074944
15064945
16064946
17054846
18054847
19044847
20044848
21044848
22034849
23034849
24034750
25024751
26024751
27024751
28024751
29014653
30014653
31014653

Wind in July

Winds average 9 km/h in July.

Across July, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 06 min at the start of July to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over July. Sunrise moves from 5:19 AM to 5:36 AM, and sunset from 7:23 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:197:23
214.05:207:23
314.05:207:22
414.05:217:22
514.05:217:22
614.05:217:22
714.05:227:22
814.05:227:22
914.05:237:22
1014.05:237:22
1114.05:247:21
1213.95:247:21
1313.95:257:21
1413.95:257:21
1513.95:267:20
1613.95:277:20
1713.95:277:19
1813.95:287:19
1913.85:287:19
2013.85:297:18
2113.85:307:18
2213.85:307:17
2313.85:317:17
2413.75:317:16
2513.75:327:16
2613.75:337:15
2713.75:337:14
2813.75:347:14
2913.65:357:13
3013.65:357:12
3113.65:367:12

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.73 kWh/m².

For context, solar energy here swings from a low near 2.45 kWh/m² to a high of 5.04 kWh/m² in May across the year — July's 4.73 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
13.9Moderate
24.0Moderate
34.0Bright
44.1Bright
54.1Bright
64.2Bright
74.3Bright
84.3Bright
94.4Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.7Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
205.0Bright
215.0Bright
225.0Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in July

Hazard calendar for Aira

In seasonPeak

In July, Aira sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Aira sits in the Pacific typhoon belt; the season peaks July–October.

Aira's rainy season runs June–July, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Aira?

Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.9
Sightseeing
9th-best month of the year
5.2
Beach & pool
5th-best month of the year

July is a weaker month for outdoor sightseeing in Aira.

What to pack for Aira in July

From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In July, Aira sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Aira in July

The nearest coast averages about 26°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 44 km away) is warmest in August at about 28°C and coldest in February near 16°C.

It's comfortable for a long swim from May 16 to Dec 4 — about 6.7 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb16Cool
Mar17Cool
Apr18Cool
May20Refreshing
Jun23Refreshing
Jul26Warm
Aug28Warm
Sep27Warm
Oct24Warm
Nov22Refreshing
Dec19Cool

UV index in Aira in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aira peaks around July 10 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 10UV 11Dec 23UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar7High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep10Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Aira in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Aira is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 12 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1423 µg/m³Oct 1012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb19Moderate
Mar22Moderate
Apr23Moderate
May21Moderate
Jun17Moderate
Jul12Moderate
Aug14Moderate
Sep12Moderate
Oct12Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Aira?

Aira sits at 31.8°N, 130.6°E, 76 m above sea level, in Japan. The nearest listed city is Kajiki, 8.0 km away.

Topography around Aira

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Aira.

Within 3 km, the terrain around Aira has significant variations in elevation — a maximum elevation change of 271 m around an average of 87 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 694 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,683 m.

The land around Aira is covered by trees (74%) within 3 km, trees (74%) within 16 km, and trees (55%) and water (37%) within 80 km.

3 km
271 m
16 km
694 m
80 km
1,683 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Kajiki 8.0 km · Hamanoichi 15 km · Kirishima 17 km · Kokubu-matsuki 17 km · Tsuruda 22 km · Umeki 23 km · Kagoshima 23 km · Ijūin 25 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Aira (31.7743°, 130.5921°, elevation 76 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).